eu.bandm.tools.message

Class MessagePrinter<M extends Message>

java.lang.Object

eu.bandm.tools.message.MessagePrinter<M>

All Implemented Interfaces:

MessageReceiver<M>

Direct Known Subclasses:

MessagePrinter.Indenting

public class MessagePrinter<M extends Message>
extends Object
implements MessageReceiver<M>

Prints textual representations of all received messages to an output stream.
After each printed message this stream is flushed explicitly.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MessagePrinter.Indenting<M extends Message> Specialization of MessagePrinter which indents all log messages.

Field Summary

Fields

Modifier and Type	Field and Description
protected PrintWriter	out
protected Function<? super M,? extends String>	toStr

Constructor Summary

Constructors

Constructor and Description
MessagePrinter() Prints to System.err, using default encoding.
MessagePrinter(OutputStream os) Prints to a newly created PrintWriter to the OutputStream provided. Consequenly using a default encoding.
MessagePrinter(PrintWriter out) Prints to thre PrintWriter provided. So the encoding can be set explicitly.

Method Summary

Modifier and Type	Method and Description
void	receive(M message) Print the message to the output stream. Rendering is done by calling Message.toString().
void	setMessageToString(Function<? super M,? extends String> toStr)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

out

protected final PrintWriter out

toStr

protected Function<? super M extends Message,? extends String> toStr

Constructor Detail

MessagePrinter

public MessagePrinter()

Prints to System.err, using default encoding.

MessagePrinter

public MessagePrinter(OutputStream os)

Prints to a newly created PrintWriter to the OutputStream provided.

Consequenly using a default encoding.

MessagePrinter

public MessagePrinter(PrintWriter out)

Prints to thre PrintWriter provided.

So the encoding can be set explicitly.

Method Detail

setMessageToString

public void setMessageToString(Function<? super M,? extends String> toStr)

receive

public void receive(M message)

Print the message to the output stream.

Rendering is done by calling Message.toString().
After each printed message the output stream is flushed explicitly.

Specified by:

receive in interface MessageReceiver<M extends Message>